<?php
namespace app\admin\model;
use think\Model;
use fast\Cols;
class Banji extends Model
{
	// 开启自动写入时间戳字段
	protected $autoWriteTimestamp = 'int';
	// 定义时间戳字段名
	protected $createTime = 'createtime';
	protected $updateTime = 'updatetime';
	public function teacher(){
		return $this->hasMany('Teacher','classid','itemid');
	}
	public function student(){
		return $this->hasMany('Student','classid','itemid');
	}
	}
?>
